APA (7th ed.) Citation

El-Khatib, Z., El-Khatib, Z., Katzenstein, D., Marrone, G., Laher, F., Mohapi, L., . . . Ekström, A. M. (2011). Adherence to drug-refill is a useful early warning indicator of virologic and immunologic failure among HIV patients on first-line ART in South Africa. Public Library of Science (PLoS).

Chicago Style (17th ed.) Citation

El-Khatib, Ziad, Ziad El-Khatib, David Katzenstein, Gaetano Marrone, Fatima Laher, Lerato Mohapi, Max Petzold, Lynn Morris, and Anna Mia Ekström. Adherence to Drug-refill Is a Useful Early Warning Indicator of Virologic and Immunologic Failure Among HIV Patients on First-line ART in South Africa. Public Library of Science (PLoS), 2011.

MLA (8th ed.) Citation

El-Khatib, Ziad, et al. Adherence to Drug-refill Is a Useful Early Warning Indicator of Virologic and Immunologic Failure Among HIV Patients on First-line ART in South Africa. Public Library of Science (PLoS), 2011.

Warning: These citations may not always be 100% accurate.